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Added automatic relation mapping

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This commit is contained in:
Leon Hoppe
2025-01-16 15:30:52 +01:00
parent 9d9f0ef7e4
commit c3c69466d4
9 changed files with 71 additions and 41 deletions
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41
src/HopFrame.Core/Services/Implementations/ContextExplorer.cs
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@@ -1,23 +1,26 @@
using HopFrame.Core.Config;
using Microsoft.EntityFrameworkCore;
using Microsoft.Extensions.Logging;
namespace HopFrame.Core.Services.Implementations;
internal sealed class ContextExplorer(HopFrameConfig config, IServiceProvider provider) : IContextExplorer {
internal sealed class ContextExplorer(HopFrameConfig config, IServiceProvider provider, ILogger<ContextExplorer> logger) : IContextExplorer {
public IEnumerable<string> GetTableNames() {
foreach (var context in config.Contexts) {
foreach (var table in context.Tables) {
if (table.Ignored) continue;
yield return table.PropertyName;
yield return table.DisplayName;
}
}
}
public TableConfig? GetTable(string tableName) {
public TableConfig? GetTable(string tableDisplayName) {
foreach (var context in config.Contexts) {
var table = context.Tables.FirstOrDefault(table => table.PropertyName.Equals(tableName, StringComparison.CurrentCultureIgnoreCase));
if (table is not null)
return table;
var table = context.Tables.FirstOrDefault(table => table.DisplayName.Equals(tableDisplayName, StringComparison.CurrentCultureIgnoreCase));
if (table is null) continue;
SeedTableData(table);
return table;
}
return null;
@@ -26,16 +29,18 @@ internal sealed class ContextExplorer(HopFrameConfig config, IServiceProvider pr
public TableConfig? GetTable(Type tableEntity) {
foreach (var context in config.Contexts) {
var table = context.Tables.FirstOrDefault(table => table.TableType == tableEntity);
if (table is not null)
return table;
if (table is null) continue;
SeedTableData(table);
return table;
}
return null;
}
public ITableManager? GetTableManager(string tableName) {
public ITableManager? GetTableManager(string tablePropertyName) {
foreach (var context in config.Contexts) {
var table = context.Tables.FirstOrDefault(table => table.PropertyName == tableName);
var table = context.Tables.FirstOrDefault(table => table.PropertyName == tablePropertyName);
if (table is null) continue;
var dbContext = provider.GetService(context.ContextType) as DbContext;
@@ -48,4 +53,20 @@ internal sealed class ContextExplorer(HopFrameConfig config, IServiceProvider pr
return null;
}
private void SeedTableData(TableConfig table) {
if (table.Seeded) return;
var dbContext = (provider.GetService(table.ContextConfig.ContextType) as DbContext)!;
var entity = dbContext.Model.FindEntityType(table.TableType)!;
foreach (var key in entity.GetForeignKeys()) {
var propConfig = table.Properties
.SingleOrDefault(prop => prop.Info == key.DependentToPrincipal?.PropertyInfo);
if (propConfig is null) continue;
propConfig.IsRelation = true;
}
logger.LogInformation("Extracted information for table '" + table.PropertyName + "'");
table.Seeded = true;
}
}